- underground (in-situ) leaching
- Смотри подземное выщелачивание.
Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. Главный редактор Н.П. Лякишев. 2000.
In-situ leach — In situ leaching (ISL), also called in situ recovery (ISR) or solution mining, is a process of recovering minerals such as copper and uranium through boreholes drilled into the deposit. The process initially involves drilling of holes into the… … Wikipedia
Uranium mining in the United States — declined drastically in the 1980s, but has revived since 2001 due to higher uranium prices. The average spot price of uranium oxide (U3O8) increased from $7.92 per pound in 2001 to $39.48 per pound in 2006. [Department of Energy s [http://www.eia … Wikipedia
Uranium mining in Colorado — Uranium mining in Colorado, United States, goes back to 1872, when pitchblende ore was taken from gold mines near Central City, Colorado. The Colorado uranium industry has seen booms and busts, but continues to this day. Not counting byproduct… … Wikipedia
Uranium mining in Wyoming — Uranium mining in Wyoming, a state of the United States was formerly a much larger industry than it is today. Wyoming once had many operating uranium mines, and still has the largest known uranium ore reserves of any state in the U.S. The Wyoming … Wikipedia
Mining in Zambia — Centres of mining operations include Konkola and Kitwe. Contents 1 Mining in Kitwe 1.1 Mopani Copper Mines 1.2 Konkola Copper Mine 1.3 Rokana Mine … Wikipedia
Copper mining in the United States — US primary copper production 1900 2008. Source: USGS … Wikipedia
Uranium mining in New Mexico — Uranium mining in New Mexico, a state of the United States, was a significant industry from the early 1950s until the early 1980s. Although New Mexico has the second largest identified uranium ore reserves of any state in the US (after Wyoming),… … Wikipedia
Environment in India — The rapidly growing population and economic development are leading to the environmental degradation in India through the uncontrolled growth of urbanization and industrialization, expansion and massive intensification of agriculture, and the… … Wikipedia
подземное выщелачивание — [underground (in situ) leaching] выщелачивание на месте залегания руд цветных и редких металлов. Подземное выщелачивание эффективно, когда рудное тело доступно растворителю, а получаемый раствор (щелок) по достижению водонепроницаемых пород… … Энциклопедический словарь по металлургии
Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and … Wikipedia